Battery failure notification provides early-warning fault analysis on batteries enabling timely preventive maintenance. ECO Mode by-passes unused electrical components in good power conditions to achieve high operating efficiency without sacrificing protection. Text and mimic diagrams display modes of operation,system parameters and alarms. Battery failure notification Provides early-warning fault analysis on batteries enabling timely preventive maintenance. ECO Mode Operating mode that by-passes unused electrical components in good power conditions to achieve high operating efficiency without sacrificing protection. LCD graphics display Text and mimic diagrams that display modes of operation,system parameters and alarms. Rack/tower convertible Protects the initial investment in the UPS when migrating from tower to rack-mount environment.